JPH01175300U - - Google Patents
Info
- Publication number
- JPH01175300U JPH01175300U JP7019188U JP7019188U JPH01175300U JP H01175300 U JPH01175300 U JP H01175300U JP 7019188 U JP7019188 U JP 7019188U JP 7019188 U JP7019188 U JP 7019188U JP H01175300 U JPH01175300 U JP H01175300U
- Authority
- JP
- Japan
- Prior art keywords
- electric furnace
- heating element
- refractories
- closed cells
- coated
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000010438 heat treatment Methods 0.000 claims description 6
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
- 239000000919 ceramic Substances 0.000 claims 1
- 229910002804 graphite Inorganic materials 0.000 claims 1
- 239000010439 graphite Substances 0.000 claims 1
- 239000011819 refractory material Substances 0.000 claims 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
Landscapes
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
- Furnace Details (AREA)
- Resistance Heating (AREA)
Description
第１図は本考案の電気炉の一実施例を示す概略
断面図、第２図は第１図の電気炉の発熱体の拡大
断面図である。
１……電気炉、２……加熱室、３……独立気泡
を有する多孔質ジルコニア、４……発熱体、６…
…ＣＶＤ―ＳｉＣ被膜。
FIG. 1 is a schematic sectional view showing an embodiment of the electric furnace of the present invention, and FIG. 2 is an enlarged sectional view of a heating element of the electric furnace shown in FIG. DESCRIPTION OF SYMBOLS 1... Electric furnace, 2... Heating chamber, 3... Porous zirconia having closed cells, 4... Heating element, 6...
...CVD-SiC coating.
Claims (1)
ている電気炉において、内面を構成する耐火物が
独立気泡を有した多孔質ジルコニアであり、発熱
体が緻密質セラミツク又は熱分解黒鉛で表面被覆
されたものであることを特徴とする電気炉。 In an electric furnace in which a heating element is placed in a heating chamber surrounded by refractories, the refractory forming the inner surface is porous zirconia with closed cells, and the heating element is dense ceramic or pyrolytic graphite. An electric furnace characterized in that the surface is coated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7019188U JPH0737114Y2 (en) | 1988-05-27 | 1988-05-27 | Electric furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7019188U JPH0737114Y2 (en) | 1988-05-27 | 1988-05-27 | Electric furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01175300U true JPH01175300U (en) | 1989-12-13 |
| JPH0737114Y2 JPH0737114Y2 (en) | 1995-08-23 |
Family
ID=31295449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7019188U Expired - Lifetime JPH0737114Y2 (en) | 1988-05-27 | 1988-05-27 | Electric furnace |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0737114Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05182747A (en) * | 1991-06-11 | 1993-07-23 | Soc Europ Propulsion (Sep) | Electric resistance heating apparatus |
-
1988
- 1988-05-27 JP JP7019188U patent/JPH0737114Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05182747A (en) * | 1991-06-11 | 1993-07-23 | Soc Europ Propulsion (Sep) | Electric resistance heating apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0737114Y2 (en) | 1995-08-23 |